Analysis
- max time kernel
142s - max time network
127s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
04/06/2024, 23:46
General
- Target 93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.exe
- Size 6.1MB
- Sample240604-3sh95afe41
- SHA256 93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.exe"C:\Users\Admin\AppData\Local\Temp\93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-II4PO.tmp\93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.tmp"C:\Users\Admin\AppData\Local\Temp\is-II4PO.tmp\93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.tmp" /SL5="$50066,6111294,54272,C:\Users\Admin\AppData\Local\Temp\93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe"C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe"C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audioamplifier32.exe
_iscrypt.dll
93727ac10bb9d7ee00b2668e7949b5848c8cf97989e39f82e526f41be0dff315.tmp
memory/884-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/884-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/884-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2792-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2792-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3024-98-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-92-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-116-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-113-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-70-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-73-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-76-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-79-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-82-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-84-0x00000000026B0000-0x0000000002752000-memory.dmp
memory/3024-87-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-109-0x00000000026B0000-0x0000000002752000-memory.dmp
memory/3024-95-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-108-0x00000000026B0000-0x0000000002752000-memory.dmp
memory/3024-101-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-104-0x0000000000400000-0x0000000000872000-memory.dmp
memory/3024-107-0x0000000000400000-0x0000000000872000-memory.dmp
memory/4604-59-0x0000000000400000-0x0000000000872000-memory.dmp
memory/4604-60-0x0000000000400000-0x0000000000872000-memory.dmp
memory/4604-65-0x0000000000400000-0x0000000000872000-memory.dmp
memory/4604-63-0x0000000000400000-0x0000000000872000-memory.dmp